66 of 268 entries.
Marketing, demand and conversion · Ad transparency and creative intelligence
Meta Ad Library UI
free proprietary UI; low–medium
Details →
Marketing, demand and conversion · Ad transparency and creative intelligence
Meta Ad Library API
gated proprietary Graph API; high within scope
Details →
Marketing, demand and conversion · Ad transparency and creative intelligence
Google Ads Transparency Center UI
free proprietary UI; low–medium
Details →
Marketing, demand and conversion · Ad transparency and creative intelligence
Google ATC bulk data
official JSON shards/BigQuery; high
Details →
Marketing, demand and conversion · Ad transparency and creative intelligence
Google Ads API
owned/authorized accounts; high
Details →
Marketing, demand and conversion · Ad transparency and creative intelligence
TikTok Creative Center
free proprietary UI; low
Details →
Marketing, demand and conversion · Search demand and owned performance
Google Trends UI/CSV/Trending RSS
free proprietary; medium
Details →
Marketing, demand and conversion · Search demand and owned performance
Google Trends API alpha
application-only alpha; high if admitted
Details →
Marketing, demand and conversion · Search demand and owned performance
Google Trends BigQuery
official public dataset; high
Details →
Marketing, demand and conversion · Search demand and owned performance
Google Keyword Planner UI
no separate subscription but Ads account setup/billing required; medium
Details →
Marketing, demand and conversion · Search demand and owned performance
Keyword Planning API
Google Ads API; high after approval
Details →
Marketing, demand and conversion · Search demand and owned performance
Google Search Console API
verified property; high
Details →
Marketing, demand and conversion · Search demand and owned performance
Search Console BigQuery export
verified property; very high
Details →
Marketing, demand and conversion · Search demand and owned performance
Search Console GenAI Performance
global UI rollout 2026-08-31; low
Details →
Marketing, demand and conversion · Search demand and owned performance
Bing Webmaster Tools API
free verified-site REST/JSON; high
Details →
Marketing, demand and conversion · Search demand and owned performance
Bing AI Performance
public-preview UI; low
Details →
Marketing, demand and conversion · Crawling, extraction and content velocity
SiteOne Crawler
MIT
Details →
Marketing, demand and conversion · Crawling, extraction and content velocity
SEOnaut
MIT
Details →
Marketing, demand and conversion · Crawling, extraction and content velocity
advertools
MIT
Details →
Marketing, demand and conversion · Crawling, extraction and content velocity
Scrapy
BSD-3-Clause
Details →
Marketing, demand and conversion · Crawling, extraction and content velocity
Crawlee
Apache-2.0
Details →
Marketing, demand and conversion · Crawling, extraction and content velocity
Katana
MIT
Details →
Marketing, demand and conversion · Crawling, extraction and content velocity
Apache StormCrawler
Apache-2.0
Details →
Marketing, demand and conversion · Crawling, extraction and content velocity
Trafilatura
Apache-2.0 current
Details →
Marketing, demand and conversion · Crawling, extraction and content velocity
changedetection.io
Apache-2.0
Details →
Marketing, demand and conversion · Crawling, extraction and content velocity
WordPress REST API
WordPress GPL/public per site
Details →
Marketing, demand and conversion · Crawling, extraction and content velocity
Common Crawl
free corpus/index
Details →
Marketing, demand and conversion · Crawling, extraction and content velocity
KeyBERT
MIT
Details →
Marketing, demand and conversion · Crawling, extraction and content velocity
SEO Macroscope
GPL-3.0; limited maintenance
Details →
Marketing, demand and conversion · Audience questions and public conversation
AnswerThePublic
proprietary free account; low
Details →
Marketing, demand and conversion · Audience questions and public conversation
Talkwalker Free Social Search
proprietary free UI; low
Details →
Marketing, demand and conversion · Audience questions and public conversation
Talkwalker Alerts
free email/RSS/Slack alerts; medium
Details →
Marketing, demand and conversion · Audience questions and public conversation
GDELT DOC/Context
free HTTP/JSON/RSS; high
Details →
Marketing, demand and conversion · Audience questions and public conversation
Media Cloud
hosted API; client Apache-2.0; high
Details →
Marketing, demand and conversion · Audience questions and public conversation
Stack Exchange API
free REST/key; high
Details →
Marketing, demand and conversion · Audience questions and public conversation
YouTube Data API
proprietary free quota; high
Details →
Marketing, demand and conversion · Audience questions and public conversation
Bluesky Jetstream
dual MIT/Apache-2.0; high
Details →
Marketing, demand and conversion · Audience questions and public conversation
Mastodon APIs
AGPL software; medium
Details →
Marketing, demand and conversion · Audience questions and public conversation
Reddit Data API
proprietary/approval; conditional
Details →
Marketing, demand and conversion · Audience questions and public conversation
LinkedIn Community Management API
proprietary/reviewed; owned pages
Details →
Marketing, demand and conversion · Analytics and conversion intelligence
GA4 Standard
free proprietary; 360 paid
Details →
Marketing, demand and conversion · Analytics and conversion intelligence
Matomo Community
GPL-3.0-or-later
Details →
Marketing, demand and conversion · Analytics and conversion intelligence
Plausible CE
AGPL-3.0
Details →
Marketing, demand and conversion · Analytics and conversion intelligence
PostHog
MIT core except proprietary ee; cloud free allowances
Details →
Marketing, demand and conversion · Analytics and conversion intelligence
Umami
MIT
Details →
Marketing, demand and conversion · Analytics and conversion intelligence
Microsoft Clarity
free proprietary
Details →
Marketing, demand and conversion · Analytics and conversion intelligence
Open Web Analytics
GPL-2.0-or-later
Details →
Marketing, demand and conversion · Performance, accessibility and experimentation
Lighthouse / Lighthouse CI
Apache-2.0
Details →
Marketing, demand and conversion · Performance, accessibility and experimentation
PageSpeed Insights API
free official API
Details →
Marketing, demand and conversion · Performance, accessibility and experimentation
CrUX API/History
free official aggregate Chrome field data
Details →
Marketing, demand and conversion · Performance, accessibility and experimentation
WebPageTest
current main Polyform Shield; older branch Apache
Details →
Marketing, demand and conversion · Performance, accessibility and experimentation
axe-core
MPL-2.0
Details →
Marketing, demand and conversion · Performance, accessibility and experimentation
Pa11y/Pa11y CI
LGPL-3.0-only
Details →
Marketing, demand and conversion · Performance, accessibility and experimentation
WAVE API
proprietary introductory credits
Details →
Marketing, demand and conversion · Performance, accessibility and experimentation
GrowthBook
MIT/open core with licensed enterprise areas
Details →
Marketing, demand and conversion · Email and landing diagnostics
checkdmarc
Apache-2.0
Details →
Marketing, demand and conversion · Email and landing diagnostics
parsedmarc
Apache-2.0
Details →
Marketing, demand and conversion · Email and landing diagnostics
Mailpit
MIT
Details →
Marketing, demand and conversion · Email and landing diagnostics
Can I Email
MIT
Details →
Marketing, demand and conversion · Email and landing diagnostics
Mautic
GPLv3
Details →
Marketing, demand and conversion · Email and landing diagnostics
listmonk
AGPL-3.0
Details →
Marketing, demand and conversion · Local and geographic intelligence
Google Business Profile
free claiming; owned OAuth APIs
Details →
Marketing, demand and conversion · Local and geographic intelligence
Apple Business Connect
free portal; partner API
Details →
Marketing, demand and conversion · Local and geographic intelligence
Bing Places
free portal; partner API
Details →
Marketing, demand and conversion · Local and geographic intelligence
Overture Maps Places
monthly bulk open data; per-source CDLA-Permissive-2.0/Apache-2.0
Details →
Marketing, demand and conversion · Local and geographic intelligence
OpenStreetMap Overpass/Nominatim
ODbL data
Details →
